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← Manufacturers & Distributors

5310-00-637-3631

NUT,PLAIN,HEXAGON

FSC
5310
Nuts and Washers
NIIN / country
006373631 · International
Unit / status
EA · inactive
Catalog unit price
$2
DEMIL
A
Source of supply
SMS

Characteristics

FLIS item characteristics from PUB LOG identification.

CharacteristicValue
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
MATERIALOVERALL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONNUT MIL SPEC ALL MATERIAL RESPONSES GRADE 4OR7
NOMINAL THREAD SIZEINCHES 0.750
NONDEFINITIVE SPEC/STD DATAGRADE 4 OR GRADE 7
NUT HEIGHTINCHES MINIMUM 0.617 AND INCHES MAXIMUM 0.665
TEMP RATINGFAHRENHEIT NOMINAL 1000.0
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH10
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATSINCHES MINIMUM 1.0880 AND INCHES MAXIMUM 1.1250

Manufacturers that have won this work

DIBBS award history plus USASpending rows whose CAGE matches SAM registration. CAGE codes open the DLA vendor lookup. Names without a CAGE match are shown as unverified.

5UY76CAVANAUGH GOVERNMENT GROUP, LLCNAPERVILLE, ILSAMnot yet in directory
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory
8R639CENTURY FASTENERS CORPTAMPA, FLSAMnot yet in directory
55345ALAMO AIRCRAFT, LTD.SAN ANTONIO, TXSAMnot yet in directory
3G1W3BOEING DISTRIBUTION SERVICES DEFENSEO FALLON, MOSAMnot yet in directory
0NFB8DIALOGIC CORPBENSALEM, PASAMnot yet in directory

Recent award / quote activity

5UY76CAVANAUGH GOVERNMENT GROUP, LLCNAPERVILLE, ILSAMnot yet in directory

DIBBS award history · Jun 2, 2026

$2 · qty 74
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · May 6, 2026

$2 · qty 8
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Apr 22, 2026

$2 · qty 2
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Apr 6, 2026

$2 · qty 6
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Mar 18, 2026

$2 · qty 8
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Mar 10, 2026

$2 · qty 7
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Feb 18, 2026

$2 · qty 600
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Feb 9, 2026

$2 · qty 59
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Feb 3, 2026

$2 · qty 1
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Jan 27, 2026

$2 · qty 100
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Dec 29, 2025

$2 · qty 4
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Dec 8, 2025

$2 · qty 6
1HEN9NOBLE SUPPLY & LOGISTICS, LLCBOSTON, MASAMnot yet in directory

DIBBS award history · Dec 4, 2025

$2 · qty 64
8R639CENTURY FASTENERS CORPTAMPA, FLSAMnot yet in directory

DIBBS award history · Apr 19, 2022

$2 · qty 5549
55345ALAMO AIRCRAFT, LTD.SAN ANTONIO, TXSAMnot yet in directory

DIBBS award history · Oct 10, 2019

$1 · qty 2844
3G1W3BOEING DISTRIBUTION SERVICES DEFENSEO FALLON, MOSAMnot yet in directory

DIBBS award history · Sep 6, 2018

$2 · qty 1192
3G1W3BOEING DISTRIBUTION SERVICES DEFENSEO FALLON, MOSAMnot yet in directory

DIBBS award history · Sep 28, 2017

$2 · qty 1184
3G1W3BOEING DISTRIBUTION SERVICES DEFENSEO FALLON, MOSAMnot yet in directory

DIBBS award history · May 24, 2017

$2 · qty 990
3G1W3BOEING DISTRIBUTION SERVICES DEFENSEO FALLON, MOSAMnot yet in directory

DIBBS award history · Sep 3, 2015

$2 · qty 3697
0NFB8DIALOGIC CORPBENSALEM, PASAMnot yet in directory

DIBBS award history · Dec 23, 2014

$2 · qty 3309

Open buys for this NSN

No open DIBBS/SAM solicitations with a quote date still ahead.

Quote history

Recorded quotes from nsn_quote_history when present (vendor references / quote tracker). Interchangeable-parts tables are not in this career schema — skipped.

No quote history rows for this NSN.

Listed manufacturers

MCRL rows for this NSN — companies that make or supply the part.

D9182ZF INDUSTRIEANTRIEBE WITTEN GMBHWITTENSAMnot yet in directory

PN 522C900312

53553AMETEK INC SCHUTTE AND KOERTING DIVBENSALEM, PASAMnot yet in directory

PN 59A26PC42

11440GE STEAM POWER INCATLANTA, GASAMnot yet in directory

PN E-172-050-590 NUT

16712SIEMENS ENERGY, INC.ORLANDO, FLSAMnot yet in directory

PN H-3373 PIECE 08

81349MILITARY SPECIFICATIONSSAMnot yet in directory

PN MIL-DTL-1222

81349MILITARY SPECIFICATIONSSAMnot yet in directory

PN MIL-S-1222

96906MILITARY STANDARDSSAMnot yet in directory

PN MS16286-8

89256NAVAL SHIP ENGINEERING CENTERPHILADELPHIA, PASAMnot yet in directory

PN SKN06121 PIECE