FSC 5305 × SCREW,CAP,HEXAGON HEAD

SCREW,CAP,HEXAGON HEAD

5305-00-051-4078

Open for bid

No open solicitations on record for this NSN right now.

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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.

Dimensioned drawing

Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.

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
SURFACE TREATMENT SFTT	OVERALL ZINC AND CHROMATE
THREAD SERIES DESIGNATOR THSD	UNF
THREAD QUANTITY PER INCH CMLP	24
HARDNESS RATING CQFM	OVERALL ROCKWELL C MINIMUM 32.0 AND ROCKWELL C MAXIMUM 38.0
MATERIAL MATT	OVERALL STEEL
WIDTH BETWEEN FLATS AATB	INCHES MINIMUM 0.489 AND INCHES MAXIMUM 0.500
NOMINAL THREAD DIAMETER AHYM	INCHES 0.312
HEAD HEIGHT AASU	INCHES MINIMUM 0.195 AND INCHES MAXIMUM 0.211
FASTENER LENGTH AASB	INCHES NOMINAL 1.250
HEAD STYLE AASK	—
THREAD DIRECTION AAJF	RIGHT-HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC	OVERALL ASSN STD ALL TREATMENT RESPONSES AST- B633, TYE FE TO ZN5 OR FE TO ZN8
MATERIAL DOCUMENT AND CLASSIFICATION MDCL	OVERALL ASSN STD SINGLE MATERIAL RESPONSE AST- A354, GRADE BD
THREAD CLASS AAJD	2A
THREAD LENGTH AASA	INCHES MINIMUM 0.875

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
157D4350-105	05606	GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS
186505	72582	ROLLS-ROYCE SOLUTIONS AMERICA INC DBA ROLLS-ROYCE SOLUTIONS AMERICA INC
223587	00000	ORDNANCE CORPS
5306000514078	A00AM	E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES
63-CL-3335-1	77873	ROCKFORD POWERTRAIN INC DIV POWERTRAIN ROCKFORD, INC.
AESQ1F312A25AW9A91	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
B1821BH031F125N	80204	AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE
C10-26066	88907	BRUNSWICK CORP DBA MERCURY MARINE DIV MERCURY MARINE
MS35304-36	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS90727-36	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

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-19BU	Aug 19, 2026	Aug 26, 2026	326	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 →