Model: MS21244-4

Assembled Washer Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Washer Outside Diameter

Between 0.530 inches and 0.560 inches

Counterbore Diameter

0.299 inches nut and 0.309 inches nut

Overall Height

Between 0.365 inches and 0.405 inches

Nut Style

Flat with turned back edge

Nut Counterbore Depth

0.172 inches nut and 0.192 inches nut

Width Across Flats

Between 0.430 inches and 0.439 inches

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.250 inches

Bearing Surface Finish

125.0 microinches

Material

Steel comp 302 washer or steel comp 321 washer

Material

Steel nut

Surface Treatment

Cadmium nut and chromate nut

Surface Treatment

Passivate washer

Surface Treatment Specification

Qq-p-35 federal specification single treatment response washer

Surface Treatment Specification

Qq-p-416 type 2 class 2 federal specification single treatment response nut

Nondefinitive Specification/std Data

A grade

NSN

5310-00-126-5753

Part Number

MS21244-4

Description

Nut,plain,assembled Washer

CAGE

80205

A plain nut on which has been assembled a nonremovable washer.

Part MS21244-4 NSN 5310-00-126-5753

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

21824

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 5310-00-126-5753 is a component of

Black Hawk Uh-60a Helicopter
Ec-135h/k/p) Aircraft Tf33-pw-102 (c-135e Engine
B-52h) Aircraft Tf33-p-3/5/9 (c/ec-135 Engine
Tf33-100 (e3a/b/c) Aircraft Engine
Tf34-ge-100 (a-10) Aircraft Engine
C-2a (reprocured) Aircraft
Tf-33-p-7 (c-141a/b) Aircraft Engine
Mh-53e Helicopter
Hh-60l Medivac
Eh-60a Electronic Countermeasures Helicopter
002058411
Rudd Mixer Assembly
010608366
Mixer Assembly
012246588
Hydraulic Servocylinder Assembly
010177788
Aircraft Rudder
010744710
Aircraft Engine Build-up Parts Kit
011656075
Hydraulic Servocylinder Assembly
011659346
Servocylinder
001598730
Aircraft Gearbox Assembly
013429088
Servocylinder
012765888
Hydraulic Drive Unit
010683871
Aircraft Engine Build-up Parts Kit
012321737
Hydraulic Servocylinder Assembly
013429089
Servocylinder
012491787
Servocylinder
012491788
Servocylinder
002707605
Sleeve Bushing
010268755
Aircraft Engine Build-up Parts Kit
012596608
Mixer Assembly
010912313
Hydraulic Servocylinder Assembly
010041584
Aircraft Elevator
012674462
Hydraulic Servocylinder Assembly
010098284
Pil Damper Assembly
010399098
Aircraft Engine Build-up Parts Kit
012634504
Servocylinder
012634505
Servocylinder
011529530
Damper Assembly
010120951
Aircraft Elevator
010559478
Aircraft Elevator
012723734
Hydraulic Servocylinder Assembly
010678746
Aircraft Elevator
011055523
Hydraulic Servocylinder Assembly
011908269
Servocylinder
012511153
Servocylinder
010498821
Aircraft Elevator
012619975
Hydraulic Servocylinder Assembly
011571531
Motional Pickup Transducer
011878286
Servocylinder
010897246
Aircraft Engine Build-up Parts Kit
010811552
Aircraft Engine Build-up Parts Kit
012248893
Hydraulic Servocylinder Assembly
012537848
Hydraulic Servocylinder Assembly
011031977
Outer Wing Parts Kit
010113440
Aircraft Engine Build-up Parts Kit
010964077
Aircraft Elevator
011636864
Servocylinder
011649097
Hydraulic Servocylinder Assembly

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this assembled washer plain nut (NSN 5310-00-126-5753) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel