FSC 5306 × BOLT,CLOSE TOLERANCE

BOLT,CLOSE TOLERANCE

5306-01-189-3773

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
THREAD CLASS AAJD	3A
THREAD DIRECTION AAJF	RIGHT-HAND
THREAD LENGTH AASA	INCHES MINIMUM 0.510 AND INCHES MAXIMUM 0.686
FASTENER LENGTH AASB	INCHES MINIMUM 2.786 AND INCHES MAXIMUM 2.806
HEAD STYLE AASK	—
HEAD HEIGHT AASU	INCHES MINIMUM 0.282 AND INCHES MAXIMUM 0.297
WIDTH BETWEEN FLATS AATB	INCHES MINIMUM 0.865 AND INCHES MAXIMUM 0.877
LOCKING FEATURE AAUM	GRIP DETENT RING
GRIP DIAMETER AAUR	INCHES MINIMUM 0.5607 AND INCHES MAXIMUM 0.5616
SHANK UNTHREADED HOLE DIAMETER AAWB	FIRST HOLE INCHES MINIMUM 0.141 AND INCHES MAXIMUM 0.151
NOMINAL THREAD DIAMETER AHYM	INCHES 0.562
GRIP LENGTH ANEE	INCHES MINIMUM 2.000 AND INCHES MAXIMUM 2.016
THREAD QUANTITY PER INCH CMLP	18
HARDNESS RATING CQFM	OVERALL ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 41.0
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER CRZS	FIRST HOLE INCHES MINIMUM 2.661 AND INCHES MAXIMUM 2.691
SURFACE FINISH CSYM	GRIP MICROINCHES 63.0
SURFACE FINISH CSYM	BEARING SURFACE OF HEAD MICROINCHES 63.0
MATERIAL MATT	OVERALL STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 4130 OR STEEL COMP 6150
SURFACE TREATMENT SFTT	OVERALL CADMIUM AND CHROMATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC	OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TYE 2 CL 2 QQ--416
THREAD SERIES DESIGNATOR THSD	UNIFIED NATIONAL JOINT FINE (UNJF)

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
MS27576-9-32	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS27576-9-32	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-12VS	Aug 6, 2026	Aug 19, 2026	14	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 →