Model: MIL-R-25988/4

O-ring

Properties:

Outside Diameter
Between 0.484 inches and 0.506 inches
Tempurature Rating
-90.0 degrees fahrenheit and 350.0 degrees fahrenheit
Cross-sectional Height
Between 0.069 inches and 0.075 inches
Center Hole Diameter
Between 0.346 inches and 0.356 inches
Elongation Percentage
125
Hardness Rating
80.0 shore durometer a
Material
Rubber fluorosilicone class fq
NSN
5331-01-129-3145
Part Number
MIL-R-25988/4
Description
O-ring
CAGE
81349

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

Part MIL-R-25988/4 NSN 5331-01-129-3145

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
47946
FIIG:
A510X0
Concept No.:
App. Key:
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
596
TCC:
Z
SHC:
9
ACC:
Construction Materials

End Items End applications NSN 5331-01-129-3145 is a component of

  • Kc-135a) F-108 (cfm-56 Aircraft Engine
  • Hh-53b) T64-ge-3/7 (h-53b/c/h Aircraft Engine
  • Tf-33-p-7 (c-141a/b) Aircraft Engine
  • Tf39-ge-1 (c-5a) Aircraft Engine
  • F100-pw-100 (f-15a/b/c/d) Aircraft Engine
  • F100-pw-200 (f-16a/b/c/d) Aircraft Engine
  • F110-ge-100/129 (f-16 C/d) Aircraft Engine
  • F101-ge-102 (b-1) Aircraft Engine
  • Adcap 48 Torpedo
  • 011326735
  • Turbine Engine Main Fuel Control
  • 011326734
  • Turbine Engine Main Fuel Control
  • 012099046
  • Turbine Engine Main Fuel Control

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Schedule B and Export
  • Schedule B: 4016930000
  • SITC: 62999
  • End Use: Industrial rubber products
  • NAICS: 339991
  • USDA: 1

Freight Class: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber

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