Type a 13-digit NSN, a 9-digit NIIN, a manufacturer part number, or a category name such as “gasket”.

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FSC 5306 × BOLT,CLOSE TOLERANCE

BOLT,CLOSE TOLERANCE

5306-00-579-1877 FSC 5306

NSN 5306-00-579-1877 (also written 5306005791877; NIIN 00-579-1877) is a bolt, close tolerance in Federal Supply Class 5306, Bolts. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

Open for bid

No open solicitations on record for this NSN right now.

Search open RFQs on DIBBS →

Can you win it?

This item is coded as suitable for competitive acquisition (AMC 1).

Acquisition method (AMC)
1
Suffix (AMSC)
G
Competition
Coded for competition

AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. The codes describe the item's status on record, not any one solicitation. What the codes mean

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.

UNITS: INCHES SIDE VIEW 0.437–0.516 LG ⌀0.312 5306-00-579-1877 ALL DIMENSIONS IN INCHES · REFERENCE ONLY, NOT FOR MANUFACTURE BOLT,CLOSE TOLERANCE · OVERALL STEEL COMP 431 · THREAD 3A

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
NOMINAL THREAD DIAMETER AHYM INCHES 0.312
THREAD SERIES DESIGNATOR THSD UNF
HEAD HEIGHT AASU INCHES MINIMUM 0.172 AND INCHES MAXIMUM 0.204
THREAD CLASS AAJD 3A
THREAD DIRECTION AAJF RIGHT-HAND
THREAD LENGTH AASA INCHES MINIMUM 0.437 AND INCHES MAXIMUM 0.516
GRIP LENGTH ANEE INCHES MINIMUM 1.046 AND INCHES MAXIMUM 1.078
THREAD QUANTITY PER INCH CMLP 24
MINIMUM TENSILE STRENGTH CQBC POUNDS PER SQUARE INCH 125000
WIDTH BETWEEN FLATS AATB INCHES MINIMUM 0.490 AND INCHES MAXIMUM 0.502
GRIP DIAMETER AAUR INCHES MINIMUM 0.3112 AND INCHES MAXIMUM 0.3117
SURFACE TREATMENT SFTT OVERALL PASSIVATE
HARDNESS RATING CQFM OVERALL ROCKWELL C MINIMUM 26.0 AND ROCKWELL C MAXIMUM 32.0
SURFACE FINISH CSYM BEARING SURFACE OF HEAD MICROINCHES 63.0
FASTENER LENGTH AASB INCHES MINIMUM 1.515 AND INCHES MAXIMUM 1.562
HEAD STYLE AASK —
MATERIAL DOCUMENT AND CLASSIFICATION MDCL OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-18732
SURFACE FINISH CSYM GRIP MICROINCHES 63.0
MATERIAL MATT OVERALL STEEL COMP 431

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
932.19.60.813 S4080 PILATUS AIRCRAFT LTD
AN175C14A 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

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
—
Purchases
0
Total spend
—
Sep 29, 2026
Last purchased
1 · 1.0/yr
Purchase records
$546.00
Total demand
$546.00
Latest award total

Compare with other items

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.

Action date Award # Recipient Agency Obligation
Sep 29, 2026 SPE4A626PHHHQ ↗ HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC — $546.00

Demand history

Who wins this item

Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.

  • Award in the last 2 years
  • Older award
HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC
last award Sep 2026
Not listed
AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
no award yet
Listed source
PILATUS AIRCRAFT LTD
no award yet
Listed source

HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC won the only award on record. HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC won without being a listed source.

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 as of Oct 10, 2026.
  • Contract action totals: USAspending, context only.
  • Data last refreshed: 2026-09-30.
  • Full methodology →
Cite this page
Citation

NSN Explorer. "BOLT,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-00-579-1877/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/5306-00-579-1877/