FSC 5310 × NUT,SELF-LOCKING,PLATE

NUT,SELF-LOCKING,PLATE

5310-01-475-6841

Open for bid

No open solicitations on record for this NSN right now.

Search open RFQs on DIBBS →

Can you win it?

Restricted — approved sources only, based on the latest AMSC/AMC on record.

AMSC / AMC

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Competition

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What it is — can you make it?

Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.

Specifications

From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.

Requirement	Value
THREAD CLASS AAJD	3B
THREAD DIRECTION AAJF	RIGHT-HAND
LOCKING FEATURE AAUM	PREVAILING TORQUE ALL NONMETALLIC DESIGN
OVERALL HEIGHT ABKW	INCHES MAXIMUM 0.745
NUT HEIGHT ADEA	INCHES NOMINAL 0.239
THREAD SERIES BZRR	UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH CMLP	28
NOMINAL THREAD SIZE CQJX	INCHES 0.250
SPECIAL FEATURES FEAT	TWO MOUNTING HOLES LOCATED ON PLATE NOM. DIA 0.098 IN
MATERIAL MATT	SEAL RUBBER FLUOROSILICONE CLASS FQ
MATERIAL MATT	WASHER IRON ALLOY 660
MATERIAL MATT	SHELL IRON ALLOY 660
MATERIAL MATT	NUT IRON ALLOY 660
MATERIAL DOCUMENT AND CLASSIFICATION MDCL	SEAL MIL SPEC SINGLE MATERIAL RESPONSE -IL-R-25988
MATERIAL DOCUMENT AND CLASSIFICATION MDCL	SHELL ASSN STD 1ST MATERIAL RESPONSE A-S 5525 OR ASSN STD 2ND MATERIAL RESPONSE A-S 5731 OR ASSN STD 3RD MATERIAL RESPONSE A-S 5737
MATERIAL DOCUMENT AND CLASSIFICATION MDCL	WASHER ASSN STD 1ST MATERIAL RESPONSE A-S 5525 OR ASSN STD 2ND MATERIAL RESPONSE A-S 5731 OR ASSN STD 3RD MATERIAL RESPONSE A-S 5737
MATERIAL DOCUMENT AND CLASSIFICATION MDCL	NUT ASSN STD 1ST MATERIAL RESPONSE A-S 5525 OR ASSN STD 2ND MATERIAL RESPONSE A-S 5731 OR ASSN STD 3RD MATERIAL RESPONSE A-S 5737
SURFACE TREATMENT SFTT	NUT PASSIVATE
SURFACE TREATMENT SFTT	WASHER PASSIVATE
SURFACE TREATMENT SFTT	SHELL PASSIVATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC	WASHER FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC	SHELL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC	NUT FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35

Manufacturer part numbers

Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.

Part number	CAGE	Manufacturer
03A231G4-2L	1W025	NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS
F53004-4L2	15653	HOWMET GLOBAL FASTENING SYSTEMS INC
NS202789G4-2E	80539	SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA

What it pays — so you can quote

The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.

Latest unit price

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Purchases

Total spend

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Last purchased

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Purchase records

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Total demand

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Latest award total

Price history

What the government paid per unit

Fewer than two priced purchases on record — see the table below.

Purchase history

No priced purchases on record for this NSN yet.

Related contract actions

Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.

No related contract actions on record.

Demand history

Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.

Solicitation	Issued	Closes / closed	Qty	Status
SPE4A6-26-T-11ZZ	Aug 5, 2026	Aug 12, 2026	26	Expired	View at DIBBS →

Open RFQs on DIBBS → DIBBS award history ↗

About this data

Unit prices: DLA DIBBS award records — every row links to its government record.
AMSC: latest observed value from DIBBS solicitation history.
Contract action totals: USAspending, context only.
Full methodology →