NSN 2530-00-737-7783

Brake Chamber Diaphragm
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
60 mo.
UOM:
1 EA
NIIN:
007377783

Pricing & Availability Check

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Inventory

 

This product may be available in the following quantities and conditions.

  • NS: 313
  • AR: 1
  • OH: 1
  • SV: 1
  • NE: 275

Please note that inventory for this NSN was updated 08/07/2025 and may have changed since then. Request a quote for up to date pricing and availability.

Product Definition Definition of approved item name (AIN): "DIAPHRAGM,CHAMBER,BRAKE"

An item of flexible, nonmetallic construction, designed to convert air pressure or vacuum into mechanical force when installed in a brake chamber.

2530-00-737-7783 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
ABKW
Overall Height
Between 1.2965 inches and 1.3445 inches
MRC:
ABPX
Material Thickness
Between 0.1715 inches and 0.2195 inches
MRC:
ABTB
Mounting Hole Diameter
Between 0.302 inches and 0.322 inches
MRC:
ABTJ
Mounting Hole Quantity
16
MRC:
ADGA
Overall Outside Diameter
7.875 inches
MRC:
ALXY
Mounting Hole Spacing
Equally spaced on 7 in. Bolt circle
MRC:
ARQS
Construction
Cotton ply or rayon ply
MRC:
AXGY
Mounting Method
Flange
MRC:
AZEN
Diaphragm Type
Flanged angular recessed
MRC:
CRTL
Criticality Code Justification
Feat
MRC:
FEAT
Special Features
Weapon system essential
MRC:
MATL
Material
Rubber, synthetic
MRC:
ZZZV
Fsc Application Data
Wheel, truck

Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM

Part Number
Cage
RNCC
RNVC
DAC
RNAAC
Status
MSDS
SADC
Part Number:
7377783
Cage Code:
19207
RNCC:
3
RNVC:
2
DAC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
951859
Cage Code:
77237
RNCC:
C
RNVC:
1
DAC:
5
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
9F
Part Number:
201271
Cage Code:
06853
RNCC:
3
RNVC:
2
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
245795
Cage Code:
1ML14
RNCC:
5
RNVC:
9
DAC:
4
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
14959
RNCC:
5
RNVC:
2
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
33313
RNCC:
5
RNVC:
2
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
1DF03
RNCC:
5
RNVC:
2
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
70350
RNCC:
5
RNVC:
2
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
BB15149
Cage Code:
56442
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
56721
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
58141
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
63734
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
73830
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
25174M
Cage Code:
56442
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
76933
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
79419
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
80571
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
23705
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
V3049X
Cage Code:
65282
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
78550
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
3-109-80
Cage Code:
78880
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
951859
Cage Code:
40152
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
951859
Cage Code:
12603
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
6224620
Cage Code:
19207
RNCC:
D
RNVC:
9
DAC:
A
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
951859
Cage Code:
1X0J7
RNCC:
5
RNVC:
9
DAC:
5
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
N2340
Cage Code:
06721
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
201271
Cage Code:
37159
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
25C0122
Cage Code:
62265
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
A1107
Cage Code:
62265
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
17B7A2
Cage Code:
60528
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
11B7092
Cage Code:
95201
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
7979611
Cage Code:
19207
RNCC:
5
RNVC:
9
DAC:
A
RNAAC:
BF
Status:
A
MSDS:
SADC:
Part Number:
076779
Cage Code:
23862
RNCC:
5
RNVC:
9
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
245795
Cage Code:
28265
RNCC:
5
RNVC:
9
DAC:
4
RNAAC:
AX
Status:
A
MSDS:
SADC:
Indicates a design/source control reference item
Inidicates part number has been superseded

Identification Item Identification Guide (IIG) and Item Name Code (INC)

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
10201
FIIG:
T129-R
Concept No.:
App. Key:
RA
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
P
PMIC:
A
ESD:
ESD:
ADPE:
CRITL:
Y
Hazmat (HMIC) P

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

Precious Metals (PMIC) A

Item does not contain precious metal.

Criticality Y

The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions or application.

Import and Export

Schedule B
NAIC
End Use
SITC
USDA
HITECH
Schedule B:
8708300050
NAICS:
336340
End Use Class:
30230
SITC:
78433
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8708300050

Brakes and Parts, Of Motor Vehicles Of Headings 8701 To 8705 Brakes and Servo

End Use Code 30230

Other Parts and Accessories Of Vehicles

Standard Intl. Trade Class (SITC) 78433

Brakes and Parts Thereof For Tractors, Motor Cars and Other Motor Vehicles, Etc. Brakes and Servo

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
133300
NMF Description:
Machinery/machines Noi
UFC:
63220
LTL:
Rating variable
LCL:
--
WCC:
885
TCC:
Z
SHC:
9
ADC:
A
ACC:
V

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 885

Vehicles, mhe, road construction, repair parts and components.

Air Commodity (ACC) V

Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing.

Air Dimensions (ADC) A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Air Special Handling (SHC) 9

Other or no special handling required (sh)