NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5306 › 5306-00-550-3319
Close Tolerance Bolt P/N AN175-31A
In stock — 52 on our U.S. shelfNSN 5306-00-550-3319 5306005503319 NIIN 005503319
SECO Parts has 52 in stock of NSN 5306-00-550-3319 — Close Tolerance Bolt — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $50–$95 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- BOLT,CLOSE TOLERANCE
- Federal supply class
- FSC 5306 — Bolts
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 52 |
| Total | 52 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5306-00-550-3319 005503319 AN175-31A
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Minimum tensile strength
- Pounds Per Square Inch 125000
- Surface treatment document and classification
- Overall Fed Spec Single Treatment Response QQ--416 TY 2 CL 3
- Thread series designator
- UNF
- Width between flats
- 0.490–0.502 in
- Grip diameter
- 0.3112–0.3117 in
- Nominal thread diameter
- Inches 0.312
- Grip length
- 2.688 in (nominal)
- Thread class
- 3A
- Thread direction
- Right-Hand
- Surface finish
- Grip Microinches 63.0
- Thread quantity per inch
- 24
- Surface finish
- Bearing Surface of Head Microinches 63.0
- Head height
- 0.172–0.204 in
- Thread length
- 0.531 in minimum
- Fastener length
- 3.219 in (nominal)
- Material
- Overall Steel Comp 4140 or Steel Comp 8740 or Steel Comp 8630 or Steel Comp 8735 or Steel Comp 4130 or Steel Comp 4037
- Surface treatment
- Overall Cadmium and Chromate
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
AN175-31A
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 52 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 5306-00-550-3319?
NSN 5306-00-550-3319 (5306005503319) — Close Tolerance Bolt: SECO Parts has 52 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for close tolerance bolt in federal supply class 5306 (Bolts).
Is NSN 5306-00-550-3319 available?
SECO Parts has 52 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5306-00-550-3319 cost?
SECO typically prices parts like NSN 5306-00-550-3319 at $50–$95 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.
What part numbers cross-reference to NSN 5306-00-550-3319?
Part numbers that cross-reference this NSN include AN175-31A. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names BOLT,CLOSE TOLERANCE. Same name is not the same part: check the part numbers.